Specifications

-
193
-
'10 • SR-T-091
Rotor lock
Defective compressor, defective
outdoor PCB
See page 190.
(8) Phenomenon observed after shortcircuit, wire breakage on sensor
(a) Indoor unit
Sensor
Operation
mode
Phenomenon
Shortcircuit Disconnected wire
Room temperature
sensor
Cooling
Heating
Heat exchanger
sensor
Cooling
Heating
Humidity sensor
(1)
Cooling
Heating
■
Humidity sensor operation
Failure mode Control input circuit resding Air conditioning system operation
①
②
①②
①②
Note (1) SRK35, 50ZJ-S, 50, 60ZJX-S, SRF25, 35, 50ZJX-S only
Has an overflow developed?
YES
NO NO
NO
NO
YES
YES
Is the float switch operating?
Indoor PCB is
defective.
Inspect float switch.
Repair and clean.
Indoor PCB is defective.
Is there output for drain motor driver?
Is the drain piping clogged or at
the wrong gradient?
Drain motor is defective.
Inspect wiring.
Drain abnormality (SRR only)
[Drain piping defective,pump defect,
float switch, indoor PCB]